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COMMITMENTS AND CONTINGENCIES - Future minimum annual payments under operating leases (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Commitments and Contingencies Disclosure [Abstract]  
2015 (remainder) $ 895us-gaap_OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear
2016 3,860us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
2017 2,675us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears
2018 1,128us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears
2019 219us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears
Thereafter 169us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter
Total $ 8,946us-gaap_OperatingLeasesFutureMinimumPaymentsDue